var obj = {
  name: "yz",
  age: 18
}

obj.__proto__ =  {
  adress: "halo"
}

console.log(obj)
console.log(obj.__proto__)
console.log(obj.adress);
console.log(obj.__proto__.__proto__)
console.log(obj.__proto__.__proto__.prototype)
console.log(obj.__proto__.__proto__.__proto__)


